Hangzhou New Asia International Co., Ltd. is a professional and reputable supplier of natural herb extract in China. We have been dedicated to supplying full line of pure and natural herb extract with high quality used in health food, functional food and natural medicine industries for many years.We have built long-term partnerships with a number of specialty manufacturers of herb extracts in China. The company has a complete set of advance equipment for extraction, refinement, column chromatography, condensation and desiccation.